b'MISTRALoptional featuresThe following are optional extras to the range.Black Mesh Backadd 17Writing TabletMT01 MT02 MT03 MT04 add 62BLACK LEGS WITHOUT ARMS BLACK LEGS WITH ARMS CHROME LEGS WITHOUT ARMS CHROME LEGS WITH ARMSCastorsadd 40special instructionsVinyl only available onseat cushion.65 www.airseating.co.uk'